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Could you help me with this please A group of middle school students in your town were surveyed and classied according to grade level and

Could you help me with this please
A group of middle school students in your town were surveyed and classied according to grade level and what mode of transportation they use to get to school. The results are shown in the two-way frequency table below. Walk Bus Car Total 6th grade 30 120 65 215 7th grade 25 170 25 220 8th grade 40 130 41 211 Total 95 420 13 1 646

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